CDR-3250/80 TECHNICAL MANUAL
5-10 Issue 2.2
5-6.12 Optical Shaft Encoder.
1. Remove top cover.
2. Record wire color positions on connector, and
remove connector from encoder.
3. Using no. 1/16 inch Allen wrench, loosen set-
screws, and remove main adjustment knob from
shaft.
4. Using 1/2 inch wrench, remove nut and
attaching hardware securing shaft assembly to
front panel.
5. Lift shaft encoder from unit.
6. To replace, reverse removal procedures.
5-6.13 Fan Assembly.
1 Remove bottom cover.
2. Using no. 1 Phillips screwdriver and 3/16 inch
wrench, remove 4 screws and attaching
hardware from fan assembly.
3. Cut tie wrap as necessary and disconnect fan
cable from connector.
4. To replace, reverse removal procedures.
5-6.14 Support Handles
NOTE
To remove front handles on the
CDR-3250, start at step 4.
1. Remove top and bottom cover.
NOTE
To replace either front panel
handle, remove front panel. To
remove either rear panel handle,
remove rear panel.
2. Using no. 2 Phillips screwdriver, remove
screws on each side of chassis securing front
and/or rear panel to each side of chassis.
3. Without disconnecting any cables, carefully
pull front and/or rear panel assembly away
from chassis.
4. Using no. 2 Phillips screwdriver, remove 2
screws securing handles to front and/or rear
panel.
5. To replace, reverse removal procedures.
5-7 SOFTWARE UPLOADING.
The receiver's control and DSP software may be replaced
using the remote control connector on the rear of the unit
to gain access to the unit's flash memory. Depending on
which remote control option is installed in the receiver, the
upload may be done using a DOS-based personal computer
with a serial bus null-modem cable and one of the COMM
ports on the PC, or an IEEE-488 cable and special interface
card installed in the PC.
To access the upload menu, press and hold one of the front
panel keys while turning the unit on. Refer to the upload
documentation supplied with the software for details.
Courtesy of http://BlackRadios.terryo.org
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